75021947

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{503}}^1$

素因数の和:683

約数の個数: 32

約数和(自身を含む): 101606400

約数和(自身を除く): 26584453

約数列:

[1, 7, 11, 13, 77, 91, 143, 149, 503, 1001, 1043, 1639, 1937, 3521, 5533, 6539, 11473, 13559, 21307, 38731, 45773, 71929, 74947, 149149, 503503, 524629, 824417, 974311, 5770919, 6820177, 10717421, 75021947]

約数ペア:

[(1, 75021947), (7, 10717421), (11, 6820177), (13, 5770919), (77, 974311), (91, 824417), (143, 524629), (149, 503503), (503, 149149), (1001, 74947), (1043, 71929), (1639, 45773), (1937, 38731), (3521, 21307), (5533, 13559), (6539, 11473)]