201371505

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 349747200

約数和(自身を除く): 148375695

約数列:

[1, 3, 5, 15, 29, 31, 87, 93, 109, 137, 145, 155, 327, 411, 435, 465, 545, 685, 899, 1635, 2055, 2697, 3161, 3379, 3973, 4247, 4495, 9483, 10137, 11919, 12741, 13485, 14933, 15805, 16895, 19865, 21235, 44799, 47415, 50685, 59595, 63705, 74665, 97991, 123163, 223995, 293973, 369489, 433057, 462923, 489955, 615815, 1299171, 1388769, 1469865, 1847445, 2165285, 2314615, 6495855, 6943845, 13424767, 40274301, 67123835, 201371505]

約数ペア:

[(1, 201371505), (3, 67123835), (5, 40274301), (15, 13424767), (29, 6943845), (31, 6495855), (87, 2314615), (93, 2165285), (109, 1847445), (137, 1469865), (145, 1388769), (155, 1299171), (327, 615815), (411, 489955), (435, 462923), (465, 433057), (545, 369489), (685, 293973), (899, 223995), (1635, 123163), (2055, 97991), (2697, 74665), (3161, 63705), (3379, 59595), (3973, 50685), (4247, 47415), (4495, 44799), (9483, 21235), (10137, 19865), (11919, 16895), (12741, 15805), (13485, 14933)]