1490215671256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{991}}^1\times {\mathrm{850537}}^1$

素因数の和:851564

約数の個数: 64

約数和(自身を含む): 3189313370880

約数和(自身を除く): 1699097699624

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 991, 1768, 1982, 3964, 7928, 12883, 16847, 25766, 33694, 51532, 67388, 103064, 134776, 219011, 438022, 850537, 876044, 1701074, 1752088, 3402148, 6804296, 11056981, 14459129, 22113962, 28918258, 44227924, 57836516, 88455848, 115673032, 187968677, 375937354, 751874708, 842882167, 1503749416, 1685764334, 3371528668, 6743057336, 10957468171, 14328996839, 21914936342, 28657993678, 43829872684, 57315987356, 87659745368, 114631974712, 186276958907, 372553917814, 745107835628, 1490215671256]

約数ペア:

[(1, 1490215671256), (2, 745107835628), (4, 372553917814), (8, 186276958907), (13, 114631974712), (17, 87659745368), (26, 57315987356), (34, 43829872684), (52, 28657993678), (68, 21914936342), (104, 14328996839), (136, 10957468171), (221, 6743057336), (442, 3371528668), (884, 1685764334), (991, 1503749416), (1768, 842882167), (1982, 751874708), (3964, 375937354), (7928, 187968677), (12883, 115673032), (16847, 88455848), (25766, 57836516), (33694, 44227924), (51532, 28918258), (67388, 22113962), (103064, 14459129), (134776, 11056981), (219011, 6804296), (438022, 3402148), (850537, 1752088), (876044, 1701074)]