17971890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 46189440

約数和(自身を除く): 28217550

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 131, 170, 255, 262, 269, 393, 510, 538, 655, 786, 807, 1310, 1345, 1614, 1965, 2227, 2690, 3930, 4035, 4454, 4573, 6681, 8070, 9146, 11135, 13362, 13719, 22270, 22865, 27438, 33405, 35239, 45730, 66810, 68595, 70478, 105717, 137190, 176195, 211434, 352390, 528585, 599063, 1057170, 1198126, 1797189, 2995315, 3594378, 5990630, 8985945, 17971890]

約数ペア:

[(1, 17971890), (2, 8985945), (3, 5990630), (5, 3594378), (6, 2995315), (10, 1797189), (15, 1198126), (17, 1057170), (30, 599063), (34, 528585), (51, 352390), (85, 211434), (102, 176195), (131, 137190), (170, 105717), (255, 70478), (262, 68595), (269, 66810), (393, 45730), (510, 35239), (538, 33405), (655, 27438), (786, 22865), (807, 22270), (1310, 13719), (1345, 13362), (1614, 11135), (1965, 9146), (2227, 8070), (2690, 6681), (3930, 4573), (4035, 4454)]