30987476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 61716480

約数和(自身を除く): 30729004

約数列:

[1, 2, 4, 13, 26, 31, 47, 52, 62, 94, 124, 188, 403, 409, 611, 806, 818, 1222, 1457, 1612, 1636, 2444, 2914, 5317, 5828, 10634, 12679, 18941, 19223, 21268, 25358, 37882, 38446, 50716, 75764, 76892, 164827, 249899, 329654, 499798, 595913, 659308, 999596, 1191826, 2383652, 7746869, 15493738, 30987476]

約数ペア:

[(1, 30987476), (2, 15493738), (4, 7746869), (13, 2383652), (26, 1191826), (31, 999596), (47, 659308), (52, 595913), (62, 499798), (94, 329654), (124, 249899), (188, 164827), (403, 76892), (409, 75764), (611, 50716), (806, 38446), (818, 37882), (1222, 25358), (1457, 21268), (1612, 19223), (1636, 18941), (2444, 12679), (2914, 10634), (5317, 5828)]