921551175

素因数分解:

$3^4\times 5^2\times {\mathrm{571}}^1\times {\mathrm{797}}^1$

素因数の和:1390

約数の個数: 60

約数和(自身を含む): 1712166456

約数和(自身を除く): 790615281

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 571, 675, 797, 1713, 2025, 2391, 2855, 3985, 5139, 7173, 8565, 11955, 14275, 15417, 19925, 21519, 25695, 35865, 42825, 46251, 59775, 64557, 77085, 107595, 128475, 179325, 231255, 322785, 385425, 455087, 537975, 1156275, 1365261, 1613925, 2275435, 4095783, 6826305, 11377175, 12287349, 20478915, 34131525, 36862047, 61436745, 102394575, 184310235, 307183725, 921551175]

約数ペア:

[(1, 921551175), (3, 307183725), (5, 184310235), (9, 102394575), (15, 61436745), (25, 36862047), (27, 34131525), (45, 20478915), (75, 12287349), (81, 11377175), (135, 6826305), (225, 4095783), (405, 2275435), (571, 1613925), (675, 1365261), (797, 1156275), (1713, 537975), (2025, 455087), (2391, 385425), (2855, 322785), (3985, 231255), (5139, 179325), (7173, 128475), (8565, 107595), (11955, 77085), (14275, 64557), (15417, 59775), (19925, 46251), (21519, 42825), (25695, 35865)]