163957508

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 354643968

約数和(自身を除く): 190686460

約数列:

[1, 2, 4, 11, 13, 22, 26, 37, 44, 52, 61, 74, 122, 127, 143, 148, 244, 254, 286, 407, 481, 508, 572, 671, 793, 814, 962, 1342, 1397, 1586, 1628, 1651, 1924, 2257, 2684, 2794, 3172, 3302, 4514, 4699, 5291, 5588, 6604, 7747, 8723, 9028, 9398, 10582, 15494, 17446, 18161, 18796, 21164, 24827, 29341, 30988, 34892, 36322, 49654, 51689, 58682, 61087, 72644, 85217, 99308, 100711, 103378, 117364, 122174, 170434, 201422, 206756, 244348, 286639, 322751, 340868, 402844, 573278, 645502, 671957, 1107821, 1146556, 1291004, 1343914, 2215642, 2687828, 3153029, 3726307, 4431284, 6306058, 7452614, 12612116, 14905228, 40989377, 81978754, 163957508]

約数ペア:

[(1, 163957508), (2, 81978754), (4, 40989377), (11, 14905228), (13, 12612116), (22, 7452614), (26, 6306058), (37, 4431284), (44, 3726307), (52, 3153029), (61, 2687828), (74, 2215642), (122, 1343914), (127, 1291004), (143, 1146556), (148, 1107821), (244, 671957), (254, 645502), (286, 573278), (407, 402844), (481, 340868), (508, 322751), (572, 286639), (671, 244348), (793, 206756), (814, 201422), (962, 170434), (1342, 122174), (1397, 117364), (1586, 103378), (1628, 100711), (1651, 99308), (1924, 85217), (2257, 72644), (2684, 61087), (2794, 58682), (3172, 51689), (3302, 49654), (4514, 36322), (4699, 34892), (5291, 30988), (5588, 29341), (6604, 24827), (7747, 21164), (8723, 18796), (9028, 18161), (9398, 17446), (10582, 15494)]