721102914

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{181}}^1\times {\mathrm{4517}}^1$

素因数の和:4720

約数の個数: 72

約数和(自身を含む): 1827919548

約数和(自身を除く): 1106816634

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 181, 294, 362, 441, 543, 882, 1086, 1267, 1629, 2534, 3258, 3801, 4517, 7602, 8869, 9034, 11403, 13551, 17738, 22806, 26607, 27102, 31619, 40653, 53214, 63238, 79821, 81306, 94857, 159642, 189714, 221333, 284571, 442666, 569142, 663999, 817577, 1327998, 1635154, 1991997, 2452731, 3983994, 4905462, 5723039, 7358193, 11446078, 14716386, 17169117, 34338234, 40061273, 51507351, 80122546, 103014702, 120183819, 240367638, 360551457, 721102914]

約数ペア:

[(1, 721102914), (2, 360551457), (3, 240367638), (6, 120183819), (7, 103014702), (9, 80122546), (14, 51507351), (18, 40061273), (21, 34338234), (42, 17169117), (49, 14716386), (63, 11446078), (98, 7358193), (126, 5723039), (147, 4905462), (181, 3983994), (294, 2452731), (362, 1991997), (441, 1635154), (543, 1327998), (882, 817577), (1086, 663999), (1267, 569142), (1629, 442666), (2534, 284571), (3258, 221333), (3801, 189714), (4517, 159642), (7602, 94857), (8869, 81306), (9034, 79821), (11403, 63238), (13551, 53214), (17738, 40653), (22806, 31619), (26607, 27102)]