222758536

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{27817}}^1$

素因数の和:27854

約数の個数: 64

約数和(自身を含む): 560810880

約数和(自身を除く): 338052344

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 8008, 27817, 55634, 111268, 194719, 222536, 305987, 361621, 389438, 611974, 723242, 778876, 1223948, 1446484, 1557752, 2141909, 2447896, 2531347, 2892968, 3977831, 4283818, 5062694, 7955662, 8567636, 10125388, 15911324, 17135272, 20250776, 27844817, 31822648, 55689634, 111379268, 222758536]

約数ペア:

[(1, 222758536), (2, 111379268), (4, 55689634), (7, 31822648), (8, 27844817), (11, 20250776), (13, 17135272), (14, 15911324), (22, 10125388), (26, 8567636), (28, 7955662), (44, 5062694), (52, 4283818), (56, 3977831), (77, 2892968), (88, 2531347), (91, 2447896), (104, 2141909), (143, 1557752), (154, 1446484), (182, 1223948), (286, 778876), (308, 723242), (364, 611974), (572, 389438), (616, 361621), (728, 305987), (1001, 222536), (1144, 194719), (2002, 111268), (4004, 55634), (8008, 27817)]