208840458

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 442298880

約数和(自身を除く): 233458422

約数列:

[1, 2, 3, 6, 47, 53, 89, 94, 106, 141, 157, 159, 178, 267, 282, 314, 318, 471, 534, 942, 2491, 4183, 4717, 4982, 7379, 7473, 8321, 8366, 9434, 12549, 13973, 14151, 14758, 14946, 16642, 22137, 24963, 25098, 27946, 28302, 41919, 44274, 49926, 83838, 221699, 391087, 443398, 656731, 665097, 740569, 782174, 1173261, 1313462, 1330194, 1481138, 1970193, 2221707, 2346522, 3940386, 4443414, 34806743, 69613486, 104420229, 208840458]

約数ペア:

[(1, 208840458), (2, 104420229), (3, 69613486), (6, 34806743), (47, 4443414), (53, 3940386), (89, 2346522), (94, 2221707), (106, 1970193), (141, 1481138), (157, 1330194), (159, 1313462), (178, 1173261), (267, 782174), (282, 740569), (314, 665097), (318, 656731), (471, 443398), (534, 391087), (942, 221699), (2491, 83838), (4183, 49926), (4717, 44274), (4982, 41919), (7379, 28302), (7473, 27946), (8321, 25098), (8366, 24963), (9434, 22137), (12549, 16642), (13973, 14946), (14151, 14758)]