1621537216

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1531}}^1$

素因数の和:1642

約数の個数: 112

約数和(自身を含む): 3704498560

約数和(自身を除く): 2082961344

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 67, 76, 104, 134, 152, 208, 247, 268, 304, 416, 494, 536, 608, 832, 871, 988, 1072, 1216, 1273, 1531, 1742, 1976, 2144, 2546, 3062, 3484, 3952, 4288, 5092, 6124, 6968, 7904, 10184, 12248, 13936, 15808, 16549, 19903, 20368, 24496, 27872, 29089, 33098, 39806, 40736, 48992, 55744, 58178, 66196, 79612, 81472, 97984, 102577, 116356, 132392, 159224, 205154, 232712, 264784, 318448, 378157, 410308, 465424, 529568, 636896, 756314, 820616, 930848, 1059136, 1273792, 1333501, 1512628, 1641232, 1861696, 1948963, 2667002, 3025256, 3282464, 3897926, 5334004, 6050512, 6564928, 7795852, 10668008, 12101024, 15591704, 21336016, 24202048, 25336519, 31183408, 42672032, 50673038, 62366816, 85344064, 101346076, 124733632, 202692152, 405384304, 810768608, 1621537216]

約数ペア:

[(1, 1621537216), (2, 810768608), (4, 405384304), (8, 202692152), (13, 124733632), (16, 101346076), (19, 85344064), (26, 62366816), (32, 50673038), (38, 42672032), (52, 31183408), (64, 25336519), (67, 24202048), (76, 21336016), (104, 15591704), (134, 12101024), (152, 10668008), (208, 7795852), (247, 6564928), (268, 6050512), (304, 5334004), (416, 3897926), (494, 3282464), (536, 3025256), (608, 2667002), (832, 1948963), (871, 1861696), (988, 1641232), (1072, 1512628), (1216, 1333501), (1273, 1273792), (1531, 1059136), (1742, 930848), (1976, 820616), (2144, 756314), (2546, 636896), (3062, 529568), (3484, 465424), (3952, 410308), (4288, 378157), (5092, 318448), (6124, 264784), (6968, 232712), (7904, 205154), (10184, 159224), (12248, 132392), (13936, 116356), (15808, 102577), (16549, 97984), (19903, 81472), (20368, 79612), (24496, 66196), (27872, 58178), (29089, 55744), (33098, 48992), (39806, 40736)]