18277125

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 64

約数和(自身を含む): 33426432

約数和(自身を除く): 15149307

約数列:

[1, 3, 5, 15, 17, 25, 47, 51, 61, 75, 85, 125, 141, 183, 235, 255, 305, 375, 425, 705, 799, 915, 1037, 1175, 1275, 1525, 2125, 2397, 2867, 3111, 3525, 3995, 4575, 5185, 5875, 6375, 7625, 8601, 11985, 14335, 15555, 17625, 19975, 22875, 25925, 43005, 48739, 59925, 71675, 77775, 99875, 129625, 146217, 215025, 243695, 299625, 358375, 388875, 731085, 1075125, 1218475, 3655425, 6092375, 18277125]

約数ペア:

[(1, 18277125), (3, 6092375), (5, 3655425), (15, 1218475), (17, 1075125), (25, 731085), (47, 388875), (51, 358375), (61, 299625), (75, 243695), (85, 215025), (125, 146217), (141, 129625), (183, 99875), (235, 77775), (255, 71675), (305, 59925), (375, 48739), (425, 43005), (705, 25925), (799, 22875), (915, 19975), (1037, 17625), (1175, 15555), (1275, 14335), (1525, 11985), (2125, 8601), (2397, 7625), (2867, 6375), (3111, 5875), (3525, 5185), (3995, 4575)]