127643775

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{739}}^1$

素因数の和:813

約数の個数: 72

約数和(自身を含む): 251055360

約数和(自身を除く): 123411585

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 47, 49, 75, 105, 141, 147, 175, 235, 245, 329, 525, 705, 735, 739, 987, 1175, 1225, 1645, 2217, 2303, 3525, 3675, 3695, 4935, 5173, 6909, 8225, 11085, 11515, 15519, 18475, 24675, 25865, 34545, 34733, 36211, 55425, 57575, 77595, 104199, 108633, 129325, 172725, 173665, 181055, 243131, 387975, 520995, 543165, 729393, 868325, 905275, 1215655, 1701917, 2604975, 2715825, 3646965, 5105751, 6078275, 8509585, 18234825, 25528755, 42547925, 127643775]

約数ペア:

[(1, 127643775), (3, 42547925), (5, 25528755), (7, 18234825), (15, 8509585), (21, 6078275), (25, 5105751), (35, 3646965), (47, 2715825), (49, 2604975), (75, 1701917), (105, 1215655), (141, 905275), (147, 868325), (175, 729393), (235, 543165), (245, 520995), (329, 387975), (525, 243131), (705, 181055), (735, 173665), (739, 172725), (987, 129325), (1175, 108633), (1225, 104199), (1645, 77595), (2217, 57575), (2303, 55425), (3525, 36211), (3675, 34733), (3695, 34545), (4935, 25865), (5173, 24675), (6909, 18475), (8225, 15519), (11085, 11515)]