289701075

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{773}}^1$

素因数の和:1068

約数の個数: 48

約数和(自身を含む): 506753280

約数和(自身を除く): 217052205

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 263, 285, 475, 773, 789, 1315, 1425, 2319, 3865, 3945, 4997, 6575, 11595, 14687, 14991, 19325, 19725, 24985, 44061, 57975, 73435, 74955, 124925, 203299, 220305, 367175, 374775, 609897, 1016495, 1101525, 3049485, 3862681, 5082475, 11588043, 15247425, 19313405, 57940215, 96567025, 289701075]

約数ペア:

[(1, 289701075), (3, 96567025), (5, 57940215), (15, 19313405), (19, 15247425), (25, 11588043), (57, 5082475), (75, 3862681), (95, 3049485), (263, 1101525), (285, 1016495), (475, 609897), (773, 374775), (789, 367175), (1315, 220305), (1425, 203299), (2319, 124925), (3865, 74955), (3945, 73435), (4997, 57975), (6575, 44061), (11595, 24985), (14687, 19725), (14991, 19325)]