1605276

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 4468464

約数和(自身を除く): 2863188

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 43, 51, 61, 68, 86, 102, 122, 129, 153, 172, 183, 204, 244, 258, 306, 366, 387, 516, 549, 612, 731, 732, 774, 1037, 1098, 1462, 1548, 2074, 2193, 2196, 2623, 2924, 3111, 4148, 4386, 5246, 6222, 6579, 7869, 8772, 9333, 10492, 12444, 13158, 15738, 18666, 23607, 26316, 31476, 37332, 44591, 47214, 89182, 94428, 133773, 178364, 267546, 401319, 535092, 802638, 1605276]

約数ペア:

[(1, 1605276), (2, 802638), (3, 535092), (4, 401319), (6, 267546), (9, 178364), (12, 133773), (17, 94428), (18, 89182), (34, 47214), (36, 44591), (43, 37332), (51, 31476), (61, 26316), (68, 23607), (86, 18666), (102, 15738), (122, 13158), (129, 12444), (153, 10492), (172, 9333), (183, 8772), (204, 7869), (244, 6579), (258, 6222), (306, 5246), (366, 4386), (387, 4148), (516, 3111), (549, 2924), (612, 2623), (731, 2196), (732, 2193), (774, 2074), (1037, 1548), (1098, 1462)]