1021448475

素因数分解:

$3^4\times 5^2\times {\mathrm{509}}^1\times {\mathrm{991}}^1$

素因数の和:1522

約数の個数: 60

約数和(自身を含む): 1897705920

約数和(自身を除く): 876257445

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 509, 675, 991, 1527, 2025, 2545, 2973, 4581, 4955, 7635, 8919, 12725, 13743, 14865, 22905, 24775, 26757, 38175, 41229, 44595, 68715, 74325, 80271, 114525, 133785, 206145, 222975, 343575, 401355, 504419, 668925, 1030725, 1513257, 2006775, 2522095, 4539771, 7566285, 12610475, 13619313, 22698855, 37831425, 40857939, 68096565, 113494275, 204289695, 340482825, 1021448475]

約数ペア:

[(1, 1021448475), (3, 340482825), (5, 204289695), (9, 113494275), (15, 68096565), (25, 40857939), (27, 37831425), (45, 22698855), (75, 13619313), (81, 12610475), (135, 7566285), (225, 4539771), (405, 2522095), (509, 2006775), (675, 1513257), (991, 1030725), (1527, 668925), (2025, 504419), (2545, 401355), (2973, 343575), (4581, 222975), (4955, 206145), (7635, 133785), (8919, 114525), (12725, 80271), (13743, 74325), (14865, 68715), (22905, 44595), (24775, 41229), (26757, 38175)]