561819375

素因数分解:

$3^3\times 5^4\times {\mathrm{13}}^2\times {\mathrm{197}}^1$

素因数の和:252

約数の個数: 120

約数和(自身を含む): 1131950160

約数和(自身を除く): 570130785

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 125, 135, 169, 195, 197, 225, 325, 351, 375, 507, 585, 591, 625, 675, 845, 975, 985, 1125, 1521, 1625, 1755, 1773, 1875, 2535, 2561, 2925, 2955, 3375, 4225, 4563, 4875, 4925, 5319, 5625, 7605, 7683, 8125, 8775, 8865, 12675, 12805, 14625, 14775, 16875, 21125, 22815, 23049, 24375, 24625, 26595, 33293, 38025, 38415, 43875, 44325, 63375, 64025, 69147, 73125, 73875, 99879, 105625, 114075, 115245, 123125, 132975, 166465, 190125, 192075, 219375, 221625, 299637, 316875, 320125, 345735, 369375, 499395, 570375, 576225, 664875, 832325, 898911, 950625, 960375, 1108125, 1498185, 1600625, 1728675, 2496975, 2851875, 2881125, 3324375, 4161625, 4494555, 4801875, 7490925, 8643375, 12484875, 14405625, 20808125, 22472775, 37454625, 43216875, 62424375, 112363875, 187273125, 561819375]

約数ペア:

[(1, 561819375), (3, 187273125), (5, 112363875), (9, 62424375), (13, 43216875), (15, 37454625), (25, 22472775), (27, 20808125), (39, 14405625), (45, 12484875), (65, 8643375), (75, 7490925), (117, 4801875), (125, 4494555), (135, 4161625), (169, 3324375), (195, 2881125), (197, 2851875), (225, 2496975), (325, 1728675), (351, 1600625), (375, 1498185), (507, 1108125), (585, 960375), (591, 950625), (625, 898911), (675, 832325), (845, 664875), (975, 576225), (985, 570375), (1125, 499395), (1521, 369375), (1625, 345735), (1755, 320125), (1773, 316875), (1875, 299637), (2535, 221625), (2561, 219375), (2925, 192075), (2955, 190125), (3375, 166465), (4225, 132975), (4563, 123125), (4875, 115245), (4925, 114075), (5319, 105625), (5625, 99879), (7605, 73875), (7683, 73125), (8125, 69147), (8775, 64025), (8865, 63375), (12675, 44325), (12805, 43875), (14625, 38415), (14775, 38025), (16875, 33293), (21125, 26595), (22815, 24625), (23049, 24375)]