31898475

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:226

約数の個数: 96

約数和(自身を含む): 68963840

約数和(自身を除く): 37065365

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 43, 45, 63, 75, 105, 129, 135, 157, 175, 189, 215, 225, 301, 315, 387, 471, 525, 645, 675, 785, 903, 945, 1075, 1099, 1161, 1413, 1505, 1575, 1935, 2355, 2709, 3225, 3297, 3925, 4239, 4515, 4725, 5495, 5805, 6751, 7065, 7525, 8127, 9675, 9891, 11775, 13545, 16485, 20253, 21195, 22575, 27475, 29025, 29673, 33755, 35325, 40635, 47257, 49455, 60759, 67725, 82425, 101265, 105975, 141771, 148365, 168775, 182277, 203175, 236285, 247275, 303795, 425313, 506325, 708855, 741825, 911385, 1181425, 1275939, 1518975, 2126565, 3544275, 4556925, 6379695, 10632825, 31898475]

約数ペア:

[(1, 31898475), (3, 10632825), (5, 6379695), (7, 4556925), (9, 3544275), (15, 2126565), (21, 1518975), (25, 1275939), (27, 1181425), (35, 911385), (43, 741825), (45, 708855), (63, 506325), (75, 425313), (105, 303795), (129, 247275), (135, 236285), (157, 203175), (175, 182277), (189, 168775), (215, 148365), (225, 141771), (301, 105975), (315, 101265), (387, 82425), (471, 67725), (525, 60759), (645, 49455), (675, 47257), (785, 40635), (903, 35325), (945, 33755), (1075, 29673), (1099, 29025), (1161, 27475), (1413, 22575), (1505, 21195), (1575, 20253), (1935, 16485), (2355, 13545), (2709, 11775), (3225, 9891), (3297, 9675), (3925, 8127), (4239, 7525), (4515, 7065), (4725, 6751), (5495, 5805)]