38612925

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:379

約数の個数: 72

約数和(自身を含む): 76460384

約数和(自身を除く): 37847459

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 43, 45, 65, 75, 117, 129, 195, 215, 225, 307, 325, 387, 559, 585, 645, 921, 975, 1075, 1535, 1677, 1935, 2763, 2795, 2925, 3225, 3991, 4605, 5031, 7675, 8385, 9675, 11973, 13201, 13815, 13975, 19955, 23025, 25155, 35919, 39603, 41925, 59865, 66005, 69075, 99775, 118809, 125775, 171613, 179595, 198015, 299325, 330025, 514839, 594045, 858065, 897975, 990075, 1544517, 2574195, 2970225, 4290325, 7722585, 12870975, 38612925]

約数ペア:

[(1, 38612925), (3, 12870975), (5, 7722585), (9, 4290325), (13, 2970225), (15, 2574195), (25, 1544517), (39, 990075), (43, 897975), (45, 858065), (65, 594045), (75, 514839), (117, 330025), (129, 299325), (195, 198015), (215, 179595), (225, 171613), (307, 125775), (325, 118809), (387, 99775), (559, 69075), (585, 66005), (645, 59865), (921, 41925), (975, 39603), (1075, 35919), (1535, 25155), (1677, 23025), (1935, 19955), (2763, 13975), (2795, 13815), (2925, 13201), (3225, 11973), (3991, 9675), (4605, 8385), (5031, 7675)]