990599656

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{733}}^1$

素因数の和:1298

約数の個数: 64

約数和(自身を含む): 2076926400

約数和(自身を除く): 1086326744

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 523, 646, 733, 1046, 1292, 1466, 2092, 2584, 2932, 4184, 5864, 8891, 9937, 12461, 13927, 17782, 19874, 24922, 27854, 35564, 39748, 49844, 55708, 71128, 79496, 99688, 111416, 168929, 236759, 337858, 383359, 473518, 675716, 766718, 947036, 1351432, 1533436, 1894072, 3066872, 6517103, 7283821, 13034206, 14567642, 26068412, 29135284, 52136824, 58270568, 123824957, 247649914, 495299828, 990599656]

約数ペア:

[(1, 990599656), (2, 495299828), (4, 247649914), (8, 123824957), (17, 58270568), (19, 52136824), (34, 29135284), (38, 26068412), (68, 14567642), (76, 13034206), (136, 7283821), (152, 6517103), (323, 3066872), (523, 1894072), (646, 1533436), (733, 1351432), (1046, 947036), (1292, 766718), (1466, 675716), (2092, 473518), (2584, 383359), (2932, 337858), (4184, 236759), (5864, 168929), (8891, 111416), (9937, 99688), (12461, 79496), (13927, 71128), (17782, 55708), (19874, 49844), (24922, 39748), (27854, 35564)]