156919364

素因数分解:

$2^2\times 7^2\times {\mathrm{641}}^1\times {\mathrm{1249}}^1$

素因数の和:1908

約数の個数: 36

約数和(自身を含む): 320197500

約数和(自身を除く): 163278136

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 641, 1249, 1282, 2498, 2564, 4487, 4996, 8743, 8974, 17486, 17948, 31409, 34972, 61201, 62818, 122402, 125636, 244804, 800609, 1601218, 3202436, 5604263, 11208526, 22417052, 39229841, 78459682, 156919364]

約数ペア:

[(1, 156919364), (2, 78459682), (4, 39229841), (7, 22417052), (14, 11208526), (28, 5604263), (49, 3202436), (98, 1601218), (196, 800609), (641, 244804), (1249, 125636), (1282, 122402), (2498, 62818), (2564, 61201), (4487, 34972), (4996, 31409), (8743, 17948), (8974, 17486)]