81605196

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1471}}^1$

素因数の和:1571

約数の個数: 72

約数和(自身を含む): 218609664

約数和(自身を除く): 137004468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 67, 69, 92, 134, 138, 201, 207, 268, 276, 402, 414, 603, 804, 828, 1206, 1471, 1541, 2412, 2942, 3082, 4413, 4623, 5884, 6164, 8826, 9246, 13239, 13869, 17652, 18492, 26478, 27738, 33833, 52956, 55476, 67666, 98557, 101499, 135332, 197114, 202998, 295671, 304497, 394228, 405996, 591342, 608994, 887013, 1182684, 1217988, 1774026, 2266811, 3548052, 4533622, 6800433, 9067244, 13600866, 20401299, 27201732, 40802598, 81605196]

約数ペア:

[(1, 81605196), (2, 40802598), (3, 27201732), (4, 20401299), (6, 13600866), (9, 9067244), (12, 6800433), (18, 4533622), (23, 3548052), (36, 2266811), (46, 1774026), (67, 1217988), (69, 1182684), (92, 887013), (134, 608994), (138, 591342), (201, 405996), (207, 394228), (268, 304497), (276, 295671), (402, 202998), (414, 197114), (603, 135332), (804, 101499), (828, 98557), (1206, 67666), (1471, 55476), (1541, 52956), (2412, 33833), (2942, 27738), (3082, 26478), (4413, 18492), (4623, 17652), (5884, 13869), (6164, 13239), (8826, 9246)]