1581944

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:120

約数の個数: 64

約数和(自身を含む): 3810240

約数和(自身を除く): 2228296

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 41, 52, 53, 56, 82, 91, 104, 106, 164, 182, 212, 287, 328, 364, 371, 424, 533, 574, 689, 728, 742, 1066, 1148, 1378, 1484, 2132, 2173, 2296, 2756, 2968, 3731, 4264, 4346, 4823, 5512, 7462, 8692, 9646, 14924, 15211, 17384, 19292, 28249, 29848, 30422, 38584, 56498, 60844, 112996, 121688, 197743, 225992, 395486, 790972, 1581944]

約数ペア:

[(1, 1581944), (2, 790972), (4, 395486), (7, 225992), (8, 197743), (13, 121688), (14, 112996), (26, 60844), (28, 56498), (41, 38584), (52, 30422), (53, 29848), (56, 28249), (82, 19292), (91, 17384), (104, 15211), (106, 14924), (164, 9646), (182, 8692), (212, 7462), (287, 5512), (328, 4823), (364, 4346), (371, 4264), (424, 3731), (533, 2968), (574, 2756), (689, 2296), (728, 2173), (742, 2132), (1066, 1484), (1148, 1378)]