1399680075

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{1553}}^1$

素因数の和:1824

約数の個数: 48

約数和(自身を含む): 2365536096

約数和(自身を除く): 965856021

約数列:

[1, 3, 5, 15, 25, 61, 75, 183, 197, 305, 591, 915, 985, 1525, 1553, 2955, 4575, 4659, 4925, 7765, 12017, 14775, 23295, 36051, 38825, 60085, 94733, 116475, 180255, 284199, 300425, 305941, 473665, 901275, 917823, 1420995, 1529705, 2368325, 4589115, 7104975, 7648525, 18662401, 22945575, 55987203, 93312005, 279936015, 466560025, 1399680075]

約数ペア:

[(1, 1399680075), (3, 466560025), (5, 279936015), (15, 93312005), (25, 55987203), (61, 22945575), (75, 18662401), (183, 7648525), (197, 7104975), (305, 4589115), (591, 2368325), (915, 1529705), (985, 1420995), (1525, 917823), (1553, 901275), (2955, 473665), (4575, 305941), (4659, 300425), (4925, 284199), (7765, 180255), (12017, 116475), (14775, 94733), (23295, 60085), (36051, 38825)]