415025388

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{397}}^1\times {\mathrm{409}}^1$

素因数の和:887

約数の個数: 72

約数和(自身を含む): 1069155360

約数和(自身を除く): 654129972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 397, 409, 426, 639, 794, 818, 852, 1191, 1227, 1278, 1588, 1636, 2382, 2454, 2556, 3573, 3681, 4764, 4908, 7146, 7362, 14292, 14724, 28187, 29039, 56374, 58078, 84561, 87117, 112748, 116156, 162373, 169122, 174234, 253683, 261351, 324746, 338244, 348468, 487119, 507366, 522702, 649492, 974238, 1014732, 1045404, 1461357, 1948476, 2922714, 5845428, 11528483, 23056966, 34585449, 46113932, 69170898, 103756347, 138341796, 207512694, 415025388]

約数ペア:

[(1, 415025388), (2, 207512694), (3, 138341796), (4, 103756347), (6, 69170898), (9, 46113932), (12, 34585449), (18, 23056966), (36, 11528483), (71, 5845428), (142, 2922714), (213, 1948476), (284, 1461357), (397, 1045404), (409, 1014732), (426, 974238), (639, 649492), (794, 522702), (818, 507366), (852, 487119), (1191, 348468), (1227, 338244), (1278, 324746), (1588, 261351), (1636, 253683), (2382, 174234), (2454, 169122), (2556, 162373), (3573, 116156), (3681, 112748), (4764, 87117), (4908, 84561), (7146, 58078), (7362, 56374), (14292, 29039), (14724, 28187)]