139362902128

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{686977}}^1$

素因数の和:687425

約数の個数: 40

約数和(自身を含む): 279407692160

約数和(自身を除く): 140044790032

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 409, 496, 818, 1636, 3272, 6544, 12679, 25358, 50716, 101432, 202864, 686977, 1373954, 2747908, 5495816, 10991632, 21296287, 42592574, 85185148, 170370296, 280973593, 340740592, 561947186, 1123894372, 2247788744, 4495577488, 8710181383, 17420362766, 34840725532, 69681451064, 139362902128]

約数ペア:

[(1, 139362902128), (2, 69681451064), (4, 34840725532), (8, 17420362766), (16, 8710181383), (31, 4495577488), (62, 2247788744), (124, 1123894372), (248, 561947186), (409, 340740592), (496, 280973593), (818, 170370296), (1636, 85185148), (3272, 42592574), (6544, 21296287), (12679, 10991632), (25358, 5495816), (50716, 2747908), (101432, 1373954), (202864, 686977)]