312857595

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{541}}^1$

素因数の和:804

約数の個数: 48

約数和(自身を含む): 553984704

約数和(自身を除く): 241127109

約数列:

[1, 3, 5, 9, 15, 45, 71, 181, 213, 355, 541, 543, 639, 905, 1065, 1623, 1629, 2705, 2715, 3195, 4869, 8115, 8145, 12851, 24345, 38411, 38553, 64255, 97921, 115233, 115659, 192055, 192765, 293763, 345699, 489605, 576165, 578295, 881289, 1468815, 1728495, 4406445, 6952391, 20857173, 34761955, 62571519, 104285865, 312857595]

約数ペア:

[(1, 312857595), (3, 104285865), (5, 62571519), (9, 34761955), (15, 20857173), (45, 6952391), (71, 4406445), (181, 1728495), (213, 1468815), (355, 881289), (541, 578295), (543, 576165), (639, 489605), (905, 345699), (1065, 293763), (1623, 192765), (1629, 192055), (2705, 115659), (2715, 115233), (3195, 97921), (4869, 64255), (8115, 38553), (8145, 38411), (12851, 24345)]