28232412

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1321}}^1$

素因数の和:1478

約数の個数: 48

約数和(自身を含む): 71514912

約数和(自身を除く): 43282500

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 137, 156, 274, 411, 548, 822, 1321, 1644, 1781, 2642, 3562, 3963, 5284, 5343, 7124, 7926, 10686, 15852, 17173, 21372, 34346, 51519, 68692, 103038, 180977, 206076, 361954, 542931, 723908, 1085862, 2171724, 2352701, 4705402, 7058103, 9410804, 14116206, 28232412]

約数ペア:

[(1, 28232412), (2, 14116206), (3, 9410804), (4, 7058103), (6, 4705402), (12, 2352701), (13, 2171724), (26, 1085862), (39, 723908), (52, 542931), (78, 361954), (137, 206076), (156, 180977), (274, 103038), (411, 68692), (548, 51519), (822, 34346), (1321, 21372), (1644, 17173), (1781, 15852), (2642, 10686), (3562, 7926), (3963, 7124), (5284, 5343)]