19424925

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 38929800

約数和(自身を除く): 19504875

約数列:

[1, 3, 5, 9, 13, 15, 25, 29, 39, 45, 65, 75, 87, 117, 145, 195, 225, 229, 261, 325, 377, 435, 585, 687, 725, 975, 1131, 1145, 1305, 1885, 2061, 2175, 2925, 2977, 3393, 3435, 5655, 5725, 6525, 6641, 8931, 9425, 10305, 14885, 16965, 17175, 19923, 26793, 28275, 33205, 44655, 51525, 59769, 74425, 84825, 86333, 99615, 133965, 166025, 223275, 258999, 298845, 431665, 498075, 669825, 776997, 1294995, 1494225, 2158325, 3884985, 6474975, 19424925]

約数ペア:

[(1, 19424925), (3, 6474975), (5, 3884985), (9, 2158325), (13, 1494225), (15, 1294995), (25, 776997), (29, 669825), (39, 498075), (45, 431665), (65, 298845), (75, 258999), (87, 223275), (117, 166025), (145, 133965), (195, 99615), (225, 86333), (229, 84825), (261, 74425), (325, 59769), (377, 51525), (435, 44655), (585, 33205), (687, 28275), (725, 26793), (975, 19923), (1131, 17175), (1145, 16965), (1305, 14885), (1885, 10305), (2061, 9425), (2175, 8931), (2925, 6641), (2977, 6525), (3393, 5725), (3435, 5655)]