13619775

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 24755360

約数和(自身を除く): 11135585

約数列:

[1, 3, 5, 13, 15, 25, 39, 61, 65, 75, 183, 195, 229, 305, 325, 687, 793, 915, 975, 1145, 1525, 2379, 2977, 3435, 3965, 4575, 5725, 8931, 11895, 13969, 14885, 17175, 19825, 41907, 44655, 59475, 69845, 74425, 181597, 209535, 223275, 349225, 544791, 907985, 1047675, 2723955, 4539925, 13619775]

約数ペア:

[(1, 13619775), (3, 4539925), (5, 2723955), (13, 1047675), (15, 907985), (25, 544791), (39, 349225), (61, 223275), (65, 209535), (75, 181597), (183, 74425), (195, 69845), (229, 59475), (305, 44655), (325, 41907), (687, 19825), (793, 17175), (915, 14885), (975, 13969), (1145, 11895), (1525, 8931), (2379, 5725), (2977, 4575), (3435, 3965)]