1902051225

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{1373}}^1$

素因数の和:1567

約数の個数: 72

約数和(自身を含む): 3508382592

約数和(自身を除く): 1606331367

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 131, 141, 225, 235, 393, 423, 655, 705, 1175, 1179, 1373, 1965, 2115, 3275, 3525, 4119, 5895, 6157, 6865, 9825, 10575, 12357, 18471, 20595, 29475, 30785, 34325, 55413, 61785, 64531, 92355, 102975, 153925, 179863, 193593, 277065, 308925, 322655, 461775, 539589, 580779, 899315, 967965, 1385325, 1613275, 1618767, 2697945, 2903895, 4496575, 4839825, 8093835, 8453561, 13489725, 14519475, 25360683, 40469175, 42267805, 76082049, 126803415, 211339025, 380410245, 634017075, 1902051225]

約数ペア:

[(1, 1902051225), (3, 634017075), (5, 380410245), (9, 211339025), (15, 126803415), (25, 76082049), (45, 42267805), (47, 40469175), (75, 25360683), (131, 14519475), (141, 13489725), (225, 8453561), (235, 8093835), (393, 4839825), (423, 4496575), (655, 2903895), (705, 2697945), (1175, 1618767), (1179, 1613275), (1373, 1385325), (1965, 967965), (2115, 899315), (3275, 580779), (3525, 539589), (4119, 461775), (5895, 322655), (6157, 308925), (6865, 277065), (9825, 193593), (10575, 179863), (12357, 153925), (18471, 102975), (20595, 92355), (29475, 64531), (30785, 61785), (34325, 55413)]