11487825

素因数分解:

$3^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 22387456

約数和(自身を除く): 10899631

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 61, 75, 81, 93, 135, 155, 183, 225, 243, 279, 305, 405, 465, 549, 675, 775, 837, 915, 1215, 1395, 1525, 1647, 1891, 2025, 2325, 2511, 2745, 4185, 4575, 4941, 5673, 6075, 6975, 7533, 8235, 9455, 12555, 13725, 14823, 17019, 20925, 24705, 28365, 37665, 41175, 47275, 51057, 62775, 74115, 85095, 123525, 141825, 153171, 188325, 255285, 370575, 425475, 459513, 765855, 1276425, 2297565, 3829275, 11487825]

約数ペア:

[(1, 11487825), (3, 3829275), (5, 2297565), (9, 1276425), (15, 765855), (25, 459513), (27, 425475), (31, 370575), (45, 255285), (61, 188325), (75, 153171), (81, 141825), (93, 123525), (135, 85095), (155, 74115), (183, 62775), (225, 51057), (243, 47275), (279, 41175), (305, 37665), (405, 28365), (465, 24705), (549, 20925), (675, 17019), (775, 14823), (837, 13725), (915, 12555), (1215, 9455), (1395, 8235), (1525, 7533), (1647, 6975), (1891, 6075), (2025, 5673), (2325, 4941), (2511, 4575), (2745, 4185)]