28338390

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1019}}^1$

素因数の和:1138

約数の個数: 64

約数和(自身を含む): 76377600

約数和(自身を除く): 48039210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 103, 135, 206, 270, 309, 515, 618, 927, 1019, 1030, 1545, 1854, 2038, 2781, 3057, 3090, 4635, 5095, 5562, 6114, 9171, 9270, 10190, 13905, 15285, 18342, 27513, 27810, 30570, 45855, 55026, 91710, 104957, 137565, 209914, 275130, 314871, 524785, 629742, 944613, 1049570, 1574355, 1889226, 2833839, 3148710, 4723065, 5667678, 9446130, 14169195, 28338390]

約数ペア:

[(1, 28338390), (2, 14169195), (3, 9446130), (5, 5667678), (6, 4723065), (9, 3148710), (10, 2833839), (15, 1889226), (18, 1574355), (27, 1049570), (30, 944613), (45, 629742), (54, 524785), (90, 314871), (103, 275130), (135, 209914), (206, 137565), (270, 104957), (309, 91710), (515, 55026), (618, 45855), (927, 30570), (1019, 27810), (1030, 27513), (1545, 18342), (1854, 15285), (2038, 13905), (2781, 10190), (3057, 9270), (3090, 9171), (4635, 6114), (5095, 5562)]