7403265

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 64

約数和(自身を含む): 14284800

約数和(自身を除く): 6881535

約数列:

[1, 3, 5, 9, 15, 27, 29, 31, 45, 61, 87, 93, 135, 145, 155, 183, 261, 279, 305, 435, 465, 549, 783, 837, 899, 915, 1305, 1395, 1647, 1769, 1891, 2697, 2745, 3915, 4185, 4495, 5307, 5673, 8091, 8235, 8845, 9455, 13485, 15921, 17019, 24273, 26535, 28365, 40455, 47763, 51057, 54839, 79605, 85095, 121365, 164517, 238815, 255285, 274195, 493551, 822585, 1480653, 2467755, 7403265]

約数ペア:

[(1, 7403265), (3, 2467755), (5, 1480653), (9, 822585), (15, 493551), (27, 274195), (29, 255285), (31, 238815), (45, 164517), (61, 121365), (87, 85095), (93, 79605), (135, 54839), (145, 51057), (155, 47763), (183, 40455), (261, 28365), (279, 26535), (305, 24273), (435, 17019), (465, 15921), (549, 13485), (783, 9455), (837, 8845), (899, 8235), (915, 8091), (1305, 5673), (1395, 5307), (1647, 4495), (1769, 4185), (1891, 3915), (2697, 2745)]