3851775

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:105

約数の個数: 72

約数和(自身を含む): 7834320

約数和(自身を除く): 3982545

約数列:

[1, 3, 5, 9, 15, 17, 19, 25, 45, 51, 53, 57, 75, 85, 95, 153, 159, 171, 225, 255, 265, 285, 323, 425, 475, 477, 765, 795, 855, 901, 969, 1007, 1275, 1325, 1425, 1615, 2385, 2703, 2907, 3021, 3825, 3975, 4275, 4505, 4845, 5035, 8075, 8109, 9063, 11925, 13515, 14535, 15105, 17119, 22525, 24225, 25175, 40545, 45315, 51357, 67575, 72675, 75525, 85595, 154071, 202725, 226575, 256785, 427975, 770355, 1283925, 3851775]

約数ペア:

[(1, 3851775), (3, 1283925), (5, 770355), (9, 427975), (15, 256785), (17, 226575), (19, 202725), (25, 154071), (45, 85595), (51, 75525), (53, 72675), (57, 67575), (75, 51357), (85, 45315), (95, 40545), (153, 25175), (159, 24225), (171, 22525), (225, 17119), (255, 15105), (265, 14535), (285, 13515), (323, 11925), (425, 9063), (475, 8109), (477, 8075), (765, 5035), (795, 4845), (855, 4505), (901, 4275), (969, 3975), (1007, 3825), (1275, 3021), (1325, 2907), (1425, 2703), (1615, 2385)]