1950975

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:81

約数の個数: 72

約数和(自身を含む): 4062240

約数和(自身を除く): 2111265

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 29, 39, 45, 65, 69, 75, 87, 115, 117, 145, 195, 207, 225, 261, 299, 325, 345, 377, 435, 575, 585, 667, 725, 897, 975, 1035, 1131, 1305, 1495, 1725, 1885, 2001, 2175, 2691, 2925, 3335, 3393, 4485, 5175, 5655, 6003, 6525, 7475, 8671, 9425, 10005, 13455, 16675, 16965, 22425, 26013, 28275, 30015, 43355, 50025, 67275, 78039, 84825, 130065, 150075, 216775, 390195, 650325, 1950975]

約数ペア:

[(1, 1950975), (3, 650325), (5, 390195), (9, 216775), (13, 150075), (15, 130065), (23, 84825), (25, 78039), (29, 67275), (39, 50025), (45, 43355), (65, 30015), (69, 28275), (75, 26013), (87, 22425), (115, 16965), (117, 16675), (145, 13455), (195, 10005), (207, 9425), (225, 8671), (261, 7475), (299, 6525), (325, 6003), (345, 5655), (377, 5175), (435, 4485), (575, 3393), (585, 3335), (667, 2925), (725, 2691), (897, 2175), (975, 2001), (1035, 1885), (1131, 1725), (1305, 1495)]