199351116

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{7877}}^1$

素因数の和:7943

約数の個数: 72

約数和(自身を含む): 544842480

約数和(自身を除く): 345491364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 37, 38, 57, 74, 76, 111, 114, 148, 171, 222, 228, 333, 342, 444, 666, 684, 703, 1332, 1406, 2109, 2812, 4218, 6327, 7877, 8436, 12654, 15754, 23631, 25308, 31508, 47262, 70893, 94524, 141786, 149663, 283572, 291449, 299326, 448989, 582898, 598652, 874347, 897978, 1165796, 1346967, 1748694, 1795956, 2623041, 2693934, 3497388, 5246082, 5387868, 5537531, 10492164, 11075062, 16612593, 22150124, 33225186, 49837779, 66450372, 99675558, 199351116]

約数ペア:

[(1, 199351116), (2, 99675558), (3, 66450372), (4, 49837779), (6, 33225186), (9, 22150124), (12, 16612593), (18, 11075062), (19, 10492164), (36, 5537531), (37, 5387868), (38, 5246082), (57, 3497388), (74, 2693934), (76, 2623041), (111, 1795956), (114, 1748694), (148, 1346967), (171, 1165796), (222, 897978), (228, 874347), (333, 598652), (342, 582898), (444, 448989), (666, 299326), (684, 291449), (703, 283572), (1332, 149663), (1406, 141786), (2109, 94524), (2812, 70893), (4218, 47262), (6327, 31508), (7877, 25308), (8436, 23631), (12654, 15754)]