431350425

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{439}}^1$

素因数の和:863

約数の個数: 72

約数和(自身を含む): 846880320

約数和(自身を除く): 415529895

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 397, 439, 495, 825, 1191, 1317, 1985, 2195, 2475, 3573, 3951, 4367, 4829, 5955, 6585, 9925, 10975, 13101, 14487, 17865, 19755, 21835, 24145, 29775, 32925, 39303, 43461, 65505, 72435, 89325, 98775, 109175, 120725, 174283, 196515, 217305, 327525, 362175, 522849, 871415, 982575, 1086525, 1568547, 1917113, 2614245, 4357075, 5751339, 7842735, 9585565, 13071225, 17254017, 28756695, 39213675, 47927825, 86270085, 143783475, 431350425]

約数ペア:

[(1, 431350425), (3, 143783475), (5, 86270085), (9, 47927825), (11, 39213675), (15, 28756695), (25, 17254017), (33, 13071225), (45, 9585565), (55, 7842735), (75, 5751339), (99, 4357075), (165, 2614245), (225, 1917113), (275, 1568547), (397, 1086525), (439, 982575), (495, 871415), (825, 522849), (1191, 362175), (1317, 327525), (1985, 217305), (2195, 196515), (2475, 174283), (3573, 120725), (3951, 109175), (4367, 98775), (4829, 89325), (5955, 72435), (6585, 65505), (9925, 43461), (10975, 39303), (13101, 32925), (14487, 29775), (17865, 24145), (19755, 21835)]