7944525

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 15784704

約数和(自身を除く): 7840179

約数列:

[1, 3, 5, 9, 15, 17, 25, 31, 45, 51, 67, 75, 85, 93, 153, 155, 201, 225, 255, 279, 335, 425, 465, 527, 603, 765, 775, 1005, 1139, 1275, 1395, 1581, 1675, 2077, 2325, 2635, 3015, 3417, 3825, 4743, 5025, 5695, 6231, 6975, 7905, 10251, 10385, 13175, 15075, 17085, 18693, 23715, 28475, 31155, 35309, 39525, 51255, 51925, 85425, 93465, 105927, 118575, 155775, 176545, 256275, 317781, 467325, 529635, 882725, 1588905, 2648175, 7944525]

約数ペア:

[(1, 7944525), (3, 2648175), (5, 1588905), (9, 882725), (15, 529635), (17, 467325), (25, 317781), (31, 256275), (45, 176545), (51, 155775), (67, 118575), (75, 105927), (85, 93465), (93, 85425), (153, 51925), (155, 51255), (201, 39525), (225, 35309), (255, 31155), (279, 28475), (335, 23715), (425, 18693), (465, 17085), (527, 15075), (603, 13175), (765, 10385), (775, 10251), (1005, 7905), (1139, 6975), (1275, 6231), (1395, 5695), (1581, 5025), (1675, 4743), (2077, 3825), (2325, 3417), (2635, 3015)]