1338697725

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{757}}^1$

素因数の和:879

約数の個数: 96

約数和(自身を含む): 2503946880

約数和(自身を除く): 1165249155

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 73, 75, 85, 95, 219, 255, 285, 323, 365, 425, 475, 757, 969, 1095, 1241, 1275, 1387, 1425, 1615, 1825, 2271, 3723, 3785, 4161, 4845, 5475, 6205, 6935, 8075, 11355, 12869, 14383, 18615, 18925, 20805, 23579, 24225, 31025, 34675, 38607, 43149, 55261, 56775, 64345, 70737, 71915, 93075, 104025, 117895, 165783, 193035, 215745, 244511, 276305, 321725, 353685, 359575, 589475, 733533, 828915, 939437, 965175, 1049959, 1078725, 1222555, 1381525, 1768425, 2818311, 3149877, 3667665, 4144575, 4697185, 5249795, 6112775, 14091555, 15749385, 17849303, 18338325, 23485925, 26248975, 53547909, 70457775, 78746925, 89246515, 267739545, 446232575, 1338697725]

約数ペア:

[(1, 1338697725), (3, 446232575), (5, 267739545), (15, 89246515), (17, 78746925), (19, 70457775), (25, 53547909), (51, 26248975), (57, 23485925), (73, 18338325), (75, 17849303), (85, 15749385), (95, 14091555), (219, 6112775), (255, 5249795), (285, 4697185), (323, 4144575), (365, 3667665), (425, 3149877), (475, 2818311), (757, 1768425), (969, 1381525), (1095, 1222555), (1241, 1078725), (1275, 1049959), (1387, 965175), (1425, 939437), (1615, 828915), (1825, 733533), (2271, 589475), (3723, 359575), (3785, 353685), (4161, 321725), (4845, 276305), (5475, 244511), (6205, 215745), (6935, 193035), (8075, 165783), (11355, 117895), (12869, 104025), (14383, 93075), (18615, 71915), (18925, 70737), (20805, 64345), (23579, 56775), (24225, 55261), (31025, 43149), (34675, 38607)]