9471975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:89

約数の個数: 72

約数和(自身を含む): 18272640

約数和(自身を除く): 8800665

約数列:

[1, 3, 5, 15, 17, 19, 23, 25, 51, 57, 69, 75, 85, 95, 115, 255, 285, 289, 323, 345, 391, 425, 437, 475, 575, 867, 969, 1173, 1275, 1311, 1425, 1445, 1615, 1725, 1955, 2185, 4335, 4845, 5491, 5865, 6555, 6647, 7225, 7429, 8075, 9775, 10925, 16473, 19941, 21675, 22287, 24225, 27455, 29325, 32775, 33235, 37145, 82365, 99705, 111435, 126293, 137275, 166175, 185725, 378879, 411825, 498525, 557175, 631465, 1894395, 3157325, 9471975]

約数ペア:

[(1, 9471975), (3, 3157325), (5, 1894395), (15, 631465), (17, 557175), (19, 498525), (23, 411825), (25, 378879), (51, 185725), (57, 166175), (69, 137275), (75, 126293), (85, 111435), (95, 99705), (115, 82365), (255, 37145), (285, 33235), (289, 32775), (323, 29325), (345, 27455), (391, 24225), (425, 22287), (437, 21675), (475, 19941), (575, 16473), (867, 10925), (969, 9775), (1173, 8075), (1275, 7429), (1311, 7225), (1425, 6647), (1445, 6555), (1615, 5865), (1725, 5491), (1955, 4845), (2185, 4335)]