28483425

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1783}}^1$

素因数の和:1870

約数の個数: 36

約数和(自身を含む): 51764544

約数和(自身を除く): 23281119

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 639, 1065, 1775, 1783, 3195, 5325, 5349, 8915, 15975, 16047, 26745, 44575, 80235, 126593, 133725, 379779, 401175, 632965, 1139337, 1898895, 3164825, 5696685, 9494475, 28483425]

約数ペア:

[(1, 28483425), (3, 9494475), (5, 5696685), (9, 3164825), (15, 1898895), (25, 1139337), (45, 632965), (71, 401175), (75, 379779), (213, 133725), (225, 126593), (355, 80235), (639, 44575), (1065, 26745), (1775, 16047), (1783, 15975), (3195, 8915), (5325, 5349)]