29723775

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 51202080

約数和(自身を除く): 21478305

約数列:

[1, 3, 5, 15, 25, 61, 73, 75, 89, 183, 219, 267, 305, 365, 445, 915, 1095, 1335, 1525, 1825, 2225, 4453, 4575, 5429, 5475, 6497, 6675, 13359, 16287, 19491, 22265, 27145, 32485, 66795, 81435, 97455, 111325, 135725, 162425, 333975, 396317, 407175, 487275, 1188951, 1981585, 5944755, 9907925, 29723775]

約数ペア:

[(1, 29723775), (3, 9907925), (5, 5944755), (15, 1981585), (25, 1188951), (61, 487275), (73, 407175), (75, 396317), (89, 333975), (183, 162425), (219, 135725), (267, 111325), (305, 97455), (365, 81435), (445, 66795), (915, 32485), (1095, 27145), (1335, 22265), (1525, 19491), (1825, 16287), (2225, 13359), (4453, 6675), (4575, 6497), (5429, 5475)]