389626095

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 676076544

約数和(自身を除く): 286450449

約数列:

[1, 3, 5, 15, 23, 37, 69, 111, 115, 131, 185, 233, 345, 393, 555, 655, 699, 851, 1165, 1965, 2553, 3013, 3495, 4255, 4847, 5359, 8621, 9039, 12765, 14541, 15065, 16077, 24235, 25863, 26795, 30523, 43105, 45195, 72705, 80385, 91569, 111481, 129315, 152615, 198283, 334443, 457845, 557405, 594849, 702029, 991415, 1129351, 1672215, 2106087, 2974245, 3388053, 3510145, 5646755, 10530435, 16940265, 25975073, 77925219, 129875365, 389626095]

約数ペア:

[(1, 389626095), (3, 129875365), (5, 77925219), (15, 25975073), (23, 16940265), (37, 10530435), (69, 5646755), (111, 3510145), (115, 3388053), (131, 2974245), (185, 2106087), (233, 1672215), (345, 1129351), (393, 991415), (555, 702029), (655, 594849), (699, 557405), (851, 457845), (1165, 334443), (1965, 198283), (2553, 152615), (3013, 129315), (3495, 111481), (4255, 91569), (4847, 80385), (5359, 72705), (8621, 45195), (9039, 43105), (12765, 30523), (14541, 26795), (15065, 25863), (16077, 24235)]