664365028

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{683}}^1$

素因数の和:916

約数の個数: 48

約数和(自身を含む): 1238751360

約数和(自身を除く): 574386332

約数列:

[1, 2, 4, 23, 46, 92, 97, 109, 194, 218, 388, 436, 683, 1366, 2231, 2507, 2732, 4462, 5014, 8924, 10028, 10573, 15709, 21146, 31418, 42292, 62836, 66251, 74447, 132502, 148894, 243179, 265004, 297788, 486358, 972716, 1523773, 1712281, 3047546, 3424562, 6095092, 6849124, 7221359, 14442718, 28885436, 166091257, 332182514, 664365028]

約数ペア:

[(1, 664365028), (2, 332182514), (4, 166091257), (23, 28885436), (46, 14442718), (92, 7221359), (97, 6849124), (109, 6095092), (194, 3424562), (218, 3047546), (388, 1712281), (436, 1523773), (683, 972716), (1366, 486358), (2231, 297788), (2507, 265004), (2732, 243179), (4462, 148894), (5014, 132502), (8924, 74447), (10028, 66251), (10573, 62836), (15709, 42292), (21146, 31418)]