77440878

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1$

素因数の和:641

約数の個数: 48

約数和(自身を含む): 171796560

約数和(自身を除く): 94355682

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 157, 201, 314, 402, 409, 471, 603, 818, 942, 1206, 1227, 1413, 2454, 2826, 3681, 7362, 10519, 21038, 27403, 31557, 54806, 63114, 64213, 82209, 94671, 128426, 164418, 189342, 192639, 246627, 385278, 493254, 577917, 1155834, 4302271, 8604542, 12906813, 25813626, 38720439, 77440878]

約数ペア:

[(1, 77440878), (2, 38720439), (3, 25813626), (6, 12906813), (9, 8604542), (18, 4302271), (67, 1155834), (134, 577917), (157, 493254), (201, 385278), (314, 246627), (402, 192639), (409, 189342), (471, 164418), (603, 128426), (818, 94671), (942, 82209), (1206, 64213), (1227, 63114), (1413, 54806), (2454, 31557), (2826, 27403), (3681, 21038), (7362, 10519)]