28210575

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 48854016

約数和(自身を除く): 20643441

約数列:

[1, 3, 5, 15, 25, 47, 53, 75, 141, 151, 159, 235, 265, 453, 705, 755, 795, 1175, 1325, 2265, 2491, 3525, 3775, 3975, 7097, 7473, 8003, 11325, 12455, 21291, 24009, 35485, 37365, 40015, 62275, 106455, 120045, 177425, 186825, 200075, 376141, 532275, 600225, 1128423, 1880705, 5642115, 9403525, 28210575]

約数ペア:

[(1, 28210575), (3, 9403525), (5, 5642115), (15, 1880705), (25, 1128423), (47, 600225), (53, 532275), (75, 376141), (141, 200075), (151, 186825), (159, 177425), (235, 120045), (265, 106455), (453, 62275), (705, 40015), (755, 37365), (795, 35485), (1175, 24009), (1325, 21291), (2265, 12455), (2491, 11325), (3525, 8003), (3775, 7473), (3975, 7097)]