254542314

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{991}}^1$

素因数の和:1135

約数の個数: 64

約数和(自身を含む): 569963520

約数和(自身を除く): 315421206

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 89, 111, 178, 222, 267, 481, 534, 962, 991, 1157, 1443, 1982, 2314, 2886, 2973, 3293, 3471, 5946, 6586, 6942, 9879, 12883, 19758, 25766, 36667, 38649, 42809, 73334, 77298, 85618, 88199, 110001, 128427, 176398, 220002, 256854, 264597, 476671, 529194, 953342, 1146587, 1430013, 2293174, 2860026, 3263363, 3439761, 6526726, 6879522, 9790089, 19580178, 42423719, 84847438, 127271157, 254542314]

約数ペア:

[(1, 254542314), (2, 127271157), (3, 84847438), (6, 42423719), (13, 19580178), (26, 9790089), (37, 6879522), (39, 6526726), (74, 3439761), (78, 3263363), (89, 2860026), (111, 2293174), (178, 1430013), (222, 1146587), (267, 953342), (481, 529194), (534, 476671), (962, 264597), (991, 256854), (1157, 220002), (1443, 176398), (1982, 128427), (2314, 110001), (2886, 88199), (2973, 85618), (3293, 77298), (3471, 73334), (5946, 42809), (6586, 38649), (6942, 36667), (9879, 25766), (12883, 19758)]