349339738

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 622080000

約数和(自身を除く): 272740262

約数列:

[1, 2, 11, 19, 22, 38, 71, 79, 142, 149, 158, 209, 298, 418, 781, 869, 1349, 1501, 1562, 1639, 1738, 2698, 2831, 3002, 3278, 5609, 5662, 10579, 11218, 11771, 14839, 16511, 21158, 23542, 29678, 31141, 33022, 61699, 62282, 106571, 116369, 123398, 129481, 201001, 213142, 223649, 232738, 258962, 402002, 447298, 835741, 1172281, 1671482, 2211011, 2344562, 2460139, 4422022, 4920278, 9193151, 15879079, 18386302, 31758158, 174669869, 349339738]

約数ペア:

[(1, 349339738), (2, 174669869), (11, 31758158), (19, 18386302), (22, 15879079), (38, 9193151), (71, 4920278), (79, 4422022), (142, 2460139), (149, 2344562), (158, 2211011), (209, 1671482), (298, 1172281), (418, 835741), (781, 447298), (869, 402002), (1349, 258962), (1501, 232738), (1562, 223649), (1639, 213142), (1738, 201001), (2698, 129481), (2831, 123398), (3002, 116369), (3278, 106571), (5609, 62282), (5662, 61699), (10579, 33022), (11218, 31141), (11771, 29678), (14839, 23542), (16511, 21158)]