38903355

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{523}}^1$

素因数の和:585

約数の個数: 64

約数和(自身を含む): 75456000

約数和(自身を除く): 36552645

約数列:

[1, 3, 5, 9, 15, 19, 27, 29, 45, 57, 87, 95, 135, 145, 171, 261, 285, 435, 513, 523, 551, 783, 855, 1305, 1569, 1653, 2565, 2615, 2755, 3915, 4707, 4959, 7845, 8265, 9937, 14121, 14877, 15167, 23535, 24795, 29811, 45501, 49685, 70605, 74385, 75835, 89433, 136503, 149055, 227505, 268299, 288173, 409509, 447165, 682515, 864519, 1341495, 1440865, 2047545, 2593557, 4322595, 7780671, 12967785, 38903355]

約数ペア:

[(1, 38903355), (3, 12967785), (5, 7780671), (9, 4322595), (15, 2593557), (19, 2047545), (27, 1440865), (29, 1341495), (45, 864519), (57, 682515), (87, 447165), (95, 409509), (135, 288173), (145, 268299), (171, 227505), (261, 149055), (285, 136503), (435, 89433), (513, 75835), (523, 74385), (551, 70605), (783, 49685), (855, 45501), (1305, 29811), (1569, 24795), (1653, 23535), (2565, 15167), (2615, 14877), (2755, 14121), (3915, 9937), (4707, 8265), (4959, 7845)]