213869656

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1571}}^1$

素因数の和:1625

約数の個数: 128

約数和(自身を含む): 570447360

約数和(自身を除く): 356577704

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 17, 22, 26, 28, 34, 44, 52, 56, 68, 77, 88, 91, 104, 119, 136, 143, 154, 182, 187, 221, 238, 286, 308, 364, 374, 442, 476, 572, 616, 728, 748, 884, 952, 1001, 1144, 1309, 1496, 1547, 1571, 1768, 2002, 2431, 2618, 3094, 3142, 4004, 4862, 5236, 6188, 6284, 8008, 9724, 10472, 10997, 12376, 12568, 17017, 17281, 19448, 20423, 21994, 26707, 34034, 34562, 40846, 43988, 53414, 68068, 69124, 81692, 87976, 106828, 120967, 136136, 138248, 142961, 163384, 186949, 213656, 224653, 241934, 285922, 293777, 347191, 373898, 449306, 483868, 571844, 587554, 694382, 747796, 898612, 967736, 1143688, 1175108, 1388764, 1495592, 1572571, 1797224, 2056439, 2350216, 2430337, 2777528, 3145142, 3819101, 4112878, 4860674, 6290284, 7638202, 8225756, 9721348, 12580568, 15276404, 16451512, 19442696, 26733707, 30552808, 53467414, 106934828, 213869656]

約数ペア:

[(1, 213869656), (2, 106934828), (4, 53467414), (7, 30552808), (8, 26733707), (11, 19442696), (13, 16451512), (14, 15276404), (17, 12580568), (22, 9721348), (26, 8225756), (28, 7638202), (34, 6290284), (44, 4860674), (52, 4112878), (56, 3819101), (68, 3145142), (77, 2777528), (88, 2430337), (91, 2350216), (104, 2056439), (119, 1797224), (136, 1572571), (143, 1495592), (154, 1388764), (182, 1175108), (187, 1143688), (221, 967736), (238, 898612), (286, 747796), (308, 694382), (364, 587554), (374, 571844), (442, 483868), (476, 449306), (572, 373898), (616, 347191), (728, 293777), (748, 285922), (884, 241934), (952, 224653), (1001, 213656), (1144, 186949), (1309, 163384), (1496, 142961), (1547, 138248), (1571, 136136), (1768, 120967), (2002, 106828), (2431, 87976), (2618, 81692), (3094, 69124), (3142, 68068), (4004, 53414), (4862, 43988), (5236, 40846), (6188, 34562), (6284, 34034), (8008, 26707), (9724, 21994), (10472, 20423), (10997, 19448), (12376, 17281), (12568, 17017)]