31493385

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 69638400

約数和(自身を除く): 38145015

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 61, 63, 77, 99, 105, 149, 165, 183, 231, 305, 315, 385, 427, 447, 495, 549, 671, 693, 745, 915, 1043, 1155, 1281, 1341, 1639, 2013, 2135, 2235, 2745, 3129, 3355, 3465, 3843, 4697, 4917, 5215, 6039, 6405, 6705, 8195, 9089, 9387, 10065, 11473, 14091, 14751, 15645, 19215, 23485, 24585, 27267, 30195, 34419, 42273, 45445, 46935, 57365, 63623, 70455, 73755, 81801, 99979, 103257, 136335, 172095, 190869, 211365, 299937, 318115, 409005, 499895, 516285, 572607, 699853, 899811, 954345, 1499685, 2099559, 2863035, 3499265, 4499055, 6298677, 10497795, 31493385]

約数ペア:

[(1, 31493385), (3, 10497795), (5, 6298677), (7, 4499055), (9, 3499265), (11, 2863035), (15, 2099559), (21, 1499685), (33, 954345), (35, 899811), (45, 699853), (55, 572607), (61, 516285), (63, 499895), (77, 409005), (99, 318115), (105, 299937), (149, 211365), (165, 190869), (183, 172095), (231, 136335), (305, 103257), (315, 99979), (385, 81801), (427, 73755), (447, 70455), (495, 63623), (549, 57365), (671, 46935), (693, 45445), (745, 42273), (915, 34419), (1043, 30195), (1155, 27267), (1281, 24585), (1341, 23485), (1639, 19215), (2013, 15645), (2135, 14751), (2235, 14091), (2745, 11473), (3129, 10065), (3355, 9387), (3465, 9089), (3843, 8195), (4697, 6705), (4917, 6405), (5215, 6039)]