123912984

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20903}}^1$

素因数の和:20944

約数の個数: 64

約数和(自身を含む): 351187200

約数和(自身を除く): 227274216

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 5928, 20903, 41806, 62709, 83612, 125418, 167224, 250836, 271739, 397157, 501672, 543478, 794314, 815217, 1086956, 1191471, 1588628, 1630434, 2173912, 2382942, 3177256, 3260868, 4765884, 5163041, 6521736, 9531768, 10326082, 15489123, 20652164, 30978246, 41304328, 61956492, 123912984]

約数ペア:

[(1, 123912984), (2, 61956492), (3, 41304328), (4, 30978246), (6, 20652164), (8, 15489123), (12, 10326082), (13, 9531768), (19, 6521736), (24, 5163041), (26, 4765884), (38, 3260868), (39, 3177256), (52, 2382942), (57, 2173912), (76, 1630434), (78, 1588628), (104, 1191471), (114, 1086956), (152, 815217), (156, 794314), (228, 543478), (247, 501672), (312, 397157), (456, 271739), (494, 250836), (741, 167224), (988, 125418), (1482, 83612), (1976, 62709), (2964, 41806), (5928, 20903)]